Who knows? You could find buried treasure with your Metal Detector! Lightweight and easy to handle, it automatically detects metal objects underground. LCD control panel provides information on the type of metal detected. Its "trash eliminator" control can tell the difference between valuable and junk metals. Detects coin-sized objects up to 8" deep; larger objects up to 3' deep. Built-in padded armrest reduces arm fatigue. Has a jack for headphones (not included). Uses two 9-volt batteries (not included). Adjustable stem is 44 3/4" - 52 1/4" l with 8 1/2" diam. coil.